Oil analysis apparatus



FIG. 1 is a perspective view of an oil analysis apparatus showing my new design, unclaimed structure being shown in dashed lines;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof. 

The ornamental design for an oil analysis apparatus, as shown and described. 